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Hands-On Q-Learning with Python

You're reading from   Hands-On Q-Learning with Python Practical Q-learning with OpenAI Gym, Keras, and TensorFlow

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Product type Paperback
Published in Apr 2019
Publisher Packt
ISBN-13 9781789345803
Length 212 pages
Edition 1st Edition
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Author (1):
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Nazia Habib Nazia Habib
Author Profile Icon Nazia Habib
Nazia Habib
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Table of Contents (14) Chapters Close

Preface 1. Section 1: Q-Learning: A Roadmap FREE CHAPTER
2. Brushing Up on Reinforcement Learning Concepts 3. Getting Started with the Q-Learning Algorithm 4. Setting Up Your First Environment with OpenAI Gym 5. Teaching a Smartcab to Drive Using Q-Learning 6. Section 2: Building and Optimizing Q-Learning Agents
7. Building Q-Networks with TensorFlow 8. Digging Deeper into Deep Q-Networks with Keras and TensorFlow 9. Section 3: Advanced Q-Learning Challenges with Keras, TensorFlow, and OpenAI Gym
10. Decoupling Exploration and Exploitation in Multi-Armed Bandits 11. Further Q-Learning Research and Future Projects 12. Assessments 13. Other Books You May Enjoy

Digging Deeper into Deep Q-Networks with Keras and TensorFlow

In this chapter, we're going to build a deep Q-network to solve the well-known CartPole (inverted pendulum) problem. We'll be working with the OpenAI Gym CartPole-v1 environment. We'll also use Keras with a TensorFlow backend to implement our deep Q-network architecture.

We'll become familiar with OpenAI Gym's CartPole-v1 task and design a basic Deep Q Learning (DQN) structure. We'll construct our deep learning architecture using Keras and start to tune the learning parameters and add in epsilon decay to optimize the model. We'll also add in experience replay to improve our performance. At each iteration of our model-building process, we'll run a new training loop to observe the updated results.

The following topics will be covered in this chapter:

  • Getting started with the CartPole...
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